We’re working to bring 4K playback support to other devices, too. Some 4K (ultra high definition) devices are recognized by the Plex app. Related Page: Direct Play, Direct Stream, Transcoding 4K (UHD) Direct Play Video Support Unsupported audio formats in video will have the audio automatically transcoded to either AAC or AC3 (Dolby Digital) as appropriate by the Plex Media Server in order to preserve any surround sound audio channels. Enabling subtitles of any type will require them to be transcoded (burned) into the video stream. Other content will usually need to be either Direct Streamed or transcoded. Video Encoding: H.264 (level 4.0 or lower).Content matching the following can usually be Direct Played: See the Specific Model Differences later in the article for more information about cases that may vary from this. Content that is not natively supported will automatically be Direct Streamed or transcoded as needed by the Plex Media Server. Native video support is typically (but not always) limited to the MP4 container, H.264 video encoding, and AAC audio. Related Page: Which Smart TV models are supported? Direct Play Video Support In some cases, formats that can be played by DLNA or from a USB drive on a device may not be available for direct playback by Plex. Plex for Smart TVs uses playback systems provided by the TV manufacturer. Media compatibility and video quality limitations vary by device. It does not apply to the Plex app running on Android TV, Fire TV, Roku TV, or similar. Tip!: This article is about our Smart TV app.

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